Chie Umeyama

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Kita-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Photosensitive resins, resin compositions and products of curing th...
- Patent number 7,361,450
- Issue date Apr 22, 2008
- Nippon Kayaku Kabushiki Kaisha
- Hiroo Koyanagi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Composition adaptable or suitable for being marked and molding thereof
- Patent number 5,792,807
- Issue date Aug 11, 1998
- Nippon Kayaku Kabushiki Kaisha
- Shoiti Hayashihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Epoxy Resin Composition for Optical Semiconductor Encapsulation
- Publication number 20080076900
- Publication date Mar 27, 2008
- Katsuhiko Oshimi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Resin composition for protective film
- Publication number 20070134498
- Publication date Jun 14, 2007
- Nippon Kayaku Kabushiki-Kaisha
- Chie Umeyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Epoxy resin composition for sealing optical semiconductor
- Publication number 20060058473
- Publication date Mar 16, 2006
- Yoshihiro Kawada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Photosensitive resins, resin compositions and products of curing th...
- Publication number 20050153230
- Publication date Jul 14, 2005
- Hiroo Koyanagi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Composition for protective film, method of using the same, and use...
- Publication number 20040077800
- Publication date Apr 22, 2004
- Chie Umeyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...